On October 16, a photo showing the three actors holding a sign that states their individual promises was revealed. Each one of these promises involves the other actors, showing off their close teamwork.

Kim So Eun’s promise reads, “If viewer ratings surpass 5%, I will do a ‘free hug’ event in Myeondong. P.S. With all the actors.”

Shin Sung Rok’s promise states, “If viewer ratings surpass 5%, I will do the ‘bubi bubi’ dance with Lee Sang Yoon in Myeongdong.” It is said that Shin Sung Rok made this promise without first receiving the approval of Lee Sang Yoon, creating laughter among those at the scene.

Meanwhile, “Liar Game” is set to premiere this coming October 20 at 11 p.m. (KST).Which one of these promises is your favorite?